Purple Power by Jane Carver:
Queen Celina dies only to live again through the amethyst crystal. Prince Walon wishes to marry her, but first Celina must find her killer.
Secret Heart by Jane Carver:
Restless and freedom-loving Queen Ramier must marry for the kingdom's sake. Can diplomatic, but admittedly self-indulgent, Royal Advisor Jaelon guide her choice?
Amethysta by Ellen Margret:
She was Ssionpas, an alien whose purpose was to sexually please. She rejected the life for incarceration. Guy found her, released her and loved her.
A Girl's Other Best Friend by Megan Hussey:
Leila discovers a crystal that delivers power and orgasmic bliss, but Cason, a gorgeous, exotic alien, shows her that she ain't seen nothin' yet.